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<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        .box {
            background-color: aqua;
            position: relative;
            width: 100px;
            height: 100px;
            top: 100px;
            left: 100px;
        }

        .dj {
            position: fixed;
            left: 0;
            top: 50px;
        }
    </style>
</head>

<body>
    <div class="box"></div>
    <div class="dj">
        <img src="../案例图片/pvp.png" alt="">
    </div>
    <p>wedwwqwef</p>
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</body>

</html>